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Troubleshooting > Trouble Diagnosis
No
Yes
REC button does not operate.
TL7037 (REC_KEY):
0V
(*1)
REC button faulty:
Replace the rear case.
*1: When REC button is pressed
Set to service position (A).
Replace the MAN
circuit board.
List of check points
Symptom
Circuit board
(side)
Location on
circuit board
Lead wire
soldered
or not
TL7037
MAN (B)
6E
Need not
No
Yes
Yes
No
Zoom lever does not operate.
Can zoom be operated
by remote control?
Zoom lever faulty:
Replace the rear case.
Reconnect the flat cable
of lens block to the
GSL2-L/GSL3-L circuit
board.
Does zoom level
normal operate?
END
Replace the lens unit and
GSL2-L/GSL3-L circuit
board.
No
Yes
Yes
No
Autofocus does not operate.
Does manual focus
operate?
Replace the MAN
circuit board.
Reconnect the flat cable
of lens block to the
GSL2-L/GSL3-L circuit
board.
Does autofocus
normal operate?
Replace the lens unit and
GSL2-L/GSL3-L circuit
board.
END
No improvement
No improvement
Yes
No
Date or time is not set.
Voltage at backup
battery: 2.7V more?
Replace the backup
battery.
Replace the LMF2-L/
LMF3-L circuit board
Replace the SDL
circuit board
Replace the MAN
circuit board